Buffer overflow in libxml2 allows remote attackers to execute arbitrary code by leveraging an incorrect limit for port values when handling redirects.
Fix
Public exploits 1
- brahmstaedt/libxml2-exploit PoC on GitHub
Each line links to the index that lists it, never to exploit code. Exploit-DB's "verified" and a Metasploit rank of good or better count as verified; a PoC-in-GitHub entry is a repository's claim.
Patch, vendor advisory and mitigation references on NVD 4
- https://android.googlesource.com/platform/external/libxml2/+/51e0cb2e5ec18eaf6fb331bc573ff27b743898f4 Patch, Third Party Advisory
- https://git.gnome.org/browse/libxml2/commit/?id=5dca9eea1bd4263bfa4d037ab2443de1cd730f7e Patch, Third Party Advisory
- https://android.googlesource.com/platform/external/libxml2/+/51e0cb2e5ec18eaf6fb331bc573ff27b743898f4 Patch, Third Party Advisory
- https://git.gnome.org/browse/libxml2/commit/?id=5dca9eea1bd4263bfa4d037ab2443de1cd730f7e Patch, Third Party Advisory
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 9.8 · xmlsoft, google, debianNVD modified 2026-10-14 07:16
Affected (CPE criteria) 11
cpe:2.3:a:xmlsoft:libxml2:*:*:*:*:*:*:*:*cpe:2.3:o:google:android:4.4.4:*:*:*:*:*:*:*cpe:2.3:o:google:android:5.0.2:*:*:*:*:*:*:*cpe:2.3:o:google:android:5.1.1:*:*:*:*:*:*:*cpe:2.3:o:google:android:6.0:*:*:*:*:*:*:*cpe:2.3:o:google:android:6.0.1:*:*:*:*:*:*:*cpe:2.3:o:google:android:7.0:*:*:*:*:*:*:*cpe:2.3:o:google:android:7.1.1:*:*:*:*:*:*:*cpe:2.3:o:google:android:7.1.2:*:*:*:*:*:*:*cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
References 15
- http://www.securityfocus.com/bid/98877 Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1038623 Third Party Advisory, VDB Entry
- https://android.googlesource.com/platform/external/libxml2/+/51e0cb2e5ec18eaf6fb331bc573ff27b743898f4 Patch, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1462216 Issue Tracking, Third Party Advisory
- https://git.gnome.org/browse/libxml2/commit/?id=5dca9eea1bd4263bfa4d037ab2443de1cd730f7e Patch, Third Party Advisory
- https://source.android.com/security/bulletin/2017-06-01 Third Party Advisory
- https://www.debian.org/security/2017/dsa-3952 Third Party Advisory
- http://www.securityfocus.com/bid/98877 Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1038623 Third Party Advisory, VDB Entry
- https://android.googlesource.com/platform/external/libxml2/+/51e0cb2e5ec18eaf6fb331bc573ff27b743898f4 Patch, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1462216 Issue Tracking, Third Party Advisory
- https://git.gnome.org/browse/libxml2/commit/?id=5dca9eea1bd4263bfa4d037ab2443de1cd730f7e Patch, Third Party Advisory
- https://source.android.com/security/bulletin/2017-06-01 Third Party Advisory
- https://www.debian.org/security/2017/dsa-3952 Third Party Advisory
- https://cert-portal.siemens.com/productcert/html/ssa-398330.html